Principal Network Engineer

Building trusted markets — powered by our people

At Cboe Global Markets, we inspire our people to solve complex challenges together because what we do matters. We providethe financialinfrastructure that powers the global economy. As a leading provider of market infrastructure and tradable products, Cboe deliverscutting-edgetrading, clearing and investment solutions to market participants around the world.

We’rebuilding meaningful ways to support professional and personal development while strengthening the trustwe’veearned as a global market leader. Our teams are empowered to share ideas, actively pursuethemand bring on a challenge. As champions of internal mobility and access to opportunity, we encourage our people to “go for it” and equip our managers with the training to coach their teams to the next level. We strive toprovideemployeesa safe space to network, shareideasand create opportunities.

To support strong partnership and team connection, this role follows a four day in office work model.

Location Overview

Cboe HQislocated inthe historic Old Post Officedistrict,it’s a landmark that blends classic architecture with modern amenities. The building features expansive spaces withhigh ceilingsand large windows, offering an abundance of natural light and panoramic views of thecityskyline and the Chicago River.

With its prime location in the heart of downtown, the OPO Building provides easy access to major transportation hubs, including Union Station and multiple CTA lines, making it convenient for commuters. The building is home to a variety of amenities, including restaurants,afitness center, and collaborative workspaces, creating a vibrant and dynamic work environment in one of Chicago's most iconic areas.

Role Overview

Cboe Global Markets is seeking a Principal Network Engineer to serve as a deep technical anchor for our global network infrastructure. This role is responsible for shaping the design, scalability, and long-term evolution of highly distributed, latency-sensitive trading networks across on-prem and cloud environments. The Principal Engineer brings expert-level knowledge of deterministic packet forwarding, advanced routing design, and ultra-low latency architecture, combined with the ability to operate independently and own complex problems end-to-end.

This individual partners closely with Network Engineering leadership and cross-functional architecture teams to lead high-complexity initiatives, conduct rigorous pre-implementation testing and validation, and establish best practices that drive consistency and reliability across the environment. They function as a technical leader without formal authority—mentoring senior engineers, influencing design decisions, and raising the overall engineering bar across the organization.